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Delaware Tap Water Quality

EPA water quality data for 150 community water systems serving 1,003,752+ people in Delaware. Click any system to see violations, lead testing results, and a safety grade.

ARTESIAN WATER COMPANY NEWARK, DE · 231,114 people · Surface Water Purchased WILMINGTON WATER DEPARTMENT WILMINGTON, DE · 107,976 people · Surface Water VEOLIA WATER DELAWARE, INC WILMINGTON, DE · 100,495 people · Surface Water REHOBOTH PUMP DISTRICT (TUI) DOVER, DE · 81,417 people · Groundwater BETHANY BAY PUMP DISTRICT DOVER, DE · 51,000 people · Groundwater NEWARK WATER DEPARTMENT NEWARK, DE · 40,000 people · Surface Water DOVER WATER DEPARTMENT DOVER, DE · 39,491 people · Groundwater DEWEY BEACH WATER DEPARTMENT FRANKFORD, DE · 31,000 people · Groundwater Purchased REHOBOTH BEACH WATER DEPARTMENT REHOBOTH BEACH, DE · 25,000 people · Groundwater ARTESIAN SOUTHERN SUSSEX REGIONAL NEWARK, DE · 18,015 people · Groundwater MIDDLETOWN WATER DEPARTMENT MIDDLETOWN, DE · 17,700 people · Surface Water Purchased CAMDEN PUMP DISTRICT DOVER, DE · 17,208 people · Groundwater GARRISON LAKE PUMP DISTRICT DOVER, DE · 13,467 people · Groundwater SUSSEX SHORES WATER COMPANY BETHANY BEACH, DE · 12,450 people · Groundwater BETHANY BEACH WATER DEPARTMENT BETHANY BEACH, DE · 12,000 people · Groundwater SMYRNA WATER DEPARTMENT SMYRNA, DE · 11,813 people · Groundwater DOVER AIR FORCE BASE DOVER, DE · 11,000 people · Groundwater LONG NECK WATER COMPANY LONG NECK, DE · 11,000 people · Groundwater MILFORD WATER DEPARTMENT MILFORD, DE · 9,800 people · Groundwater CHURCH CREEK (AWC) NEWARK, DE · 9,654 people · Groundwater LEWES BOARD OF PUBLIC WORKS LEWES, DE · 9,627 people · Groundwater MILLSBORO WATER DEPARTMENT MILLSBORO, DE · 8,568 people · Groundwater GEORGETOWN WATER DEPARTMENT GEORGETOWN, DE · 7,259 people · Groundwater ARTESIAN NORTHERN KENT REGIONAL NEWARK, DE · 7,014 people · Groundwater SEAFORD WATER DEPARTMENT SEAFORD, DE · 6,699 people · Groundwater BRIDGEVILLE WATER DEPARTMENT BRIDGEVILLE, DE · 6,000 people · Groundwater MUNICIPAL SERVICES COMMISSION NEW CASTLE, DE · 5,549 people · Groundwater EAST NCC DISTRICT DOVER, DE · 5,538 people · Groundwater ARTESIAN NORTHERN SUSSEX REGIONAL NEWARK, DE · 5,511 people · Groundwater CAMDEN WYOMING SEWER AND WATER AUTHORITY CAMDEN, DE · 5,000 people · Groundwater NORTH WEST PUMP DISTRICT DOVER, DE · 4,149 people · Groundwater LAUREL WATER DEPARTMENT LAUREL, DE · 3,984 people · Groundwater HARRINGTON WATER DEPARTMENT HARRINGTON, DE · 3,562 people · Groundwater SELBYVILLE WATER DEPARTMENT SELBYVILLE, DE · 3,502 people · Groundwater MILTON WATER DEPARTMENT MILTON, DE · 3,200 people · Groundwater BROADKILN BEACH WATER COMPANY (TUI) DOVER, DE · 3,171 people · Groundwater WILLOW GROVE MILL MIDDLETOWN, DE · 3,090 people · Groundwater Purchased DELAWARE CITY WATER DEPARTMENT (AWC) NEWARK, DE · 2,610 people · Groundwater DELMAR UTILITY COMM (TN OF DELMAR) DELMAR, DE · 2,027 people · Groundwater DELAWARE CORRECTIONAL CENTER NEWARK, DE · 2,000 people · Groundwater SWANN KEYS SALISBURY, MD · 1,764 people · Groundwater FELTON WATER DEPARTMENT FELTON, DE · 1,591 people · Groundwater REHOBOTH BAY COMMUNITY REHOBOTH BEACH, DE · 1,575 people · Groundwater BRIDGEVILLE PUMP DISTRICT DOVER, DE · 1,542 people · Groundwater BURTONWOOD NEWARK, DE · 1,503 people · Groundwater MALLARD LAKES SELBYVILLE, DE · 1,500 people · Groundwater PARKSIDE MIDDLETOWN, DE · 1,467 people · Groundwater Purchased ANGOLA BEACH ESTATES LEWES, DE · 1,400 people · Groundwater PINEWOOD ACRES DOVER, DE · 1,200 people · Groundwater BLADES, TOWN OF BLADES, DE · 1,200 people · Groundwater WILD QUAIL PUMP DISTRICT DOVER, DE · 1,017 people · Groundwater GREENWOOD WATER DEPARTMENT GREENWOOD, DE · 973 people · Groundwater FREDERICA WATER DEPARTMENT FREDERICA, DE · 950 people · Groundwater SOUTH EAST PUMP DISTRICT DOVER, DE · 936 people · Groundwater LAUREL VILLAGE MHC LAUREL, DE · 918 people · Groundwater DOVE RUN MIDDLETOWN, DE · 909 people · Groundwater Purchased BAYWOOD GREENS LONG NECK, DE · 909 people · Groundwater Purchased FREDERICA PUMP DISTRICT DOVER, DE · 861 people · Groundwater VILLAGEBROOK BEAR, DE · 847 people · Groundwater Purchased SLAUGHTER BEACH PWS NEWARK, DE · 846 people · Groundwater HOLLY HILL ESTATES SMYRNA, DE · 831 people · Groundwater CLEARBROOKE ESTATES PUMP DISTRICT DOVER, DE · 768 people · Groundwater STOCKLEY CENTER NEWARK, DE · 749 people · Groundwater WINTERTHUR WINTERTHUR, DE · 687 people · Groundwater HUNTERS RUN BEAR, DE · 683 people · Groundwater Purchased SEAGLASS AT REHOBOTH BEACH REHOBOTH BEACH, DE · 674 people · Groundwater Purchased HOME TOWN VILLAGE OF COOL BRANCH SEAFORD, DE · 654 people · Groundwater GRANTS WAY PUMP DISTRICT (TUI) DOVER, DE · 639 people · Groundwater CEDAR VILLAGE LLC REHOBOTH BEACH, DE · 600 people · Groundwater CAPE WINDSOR COMMUNITY ASSOCIATION INC SELBYVILLE, DE · 600 people · Groundwater SOUTHWOOD ACRES PUMP DISTRICT DOVER, DE · 591 people · Groundwater BRIDGEVILLE MALL (TUI) DOVER, DE · 550 people · Groundwater TALL PINES RESORT COMMUNITY SYS1 LEWES, DE · 538 people · Groundwater BAYSHORE MOBILE HOME PARK OCEAN VIEW, DE · 533 people · Groundwater HENLOPEN ACRES, TOWN OF REHOBOTH, DE · 522 people · Groundwater FOX POINTE SUBDIVISION SMYRNA, DE · 500 people · Groundwater INGRAM VILLAGE (AWC) NEWARK, DE · 498 people · Groundwater BARKERS LANDING MAGNOLIA, DE · 498 people · Groundwater Purchased MOBILE GARDENS I PITTSFORD, NY · 476 people · Groundwater CANTERBURY CROSSING PUMP DISTRICT DOVER, DE · 471 people · Groundwater LAKELAND/BEECHWOOD PUMP DISTRICT DOVER, DE · 459 people · Groundwater Purchased HUNTER MILL ESTATES PUMP DISTRICT DOVER, DE · 432 people · Groundwater COUNTRY GROVE DOVER, DE · 426 people · Groundwater MAGNOLIA WATER DEPARTMENT MAGNOLIA, DE · 425 people · Groundwater PEPPER CREEK DISTRICT (TUI) DOVER, DE · 414 people · Groundwater SOUTH SHORES (TUI) DOVER, DE · 402 people · Groundwater SILVER VIEW FARM REHOBOTH, DE · 398 people · Groundwater SAND HILL ACRES LAUREL, DE · 384 people · Groundwater KINGSMILL BEAR, DE · 381 people · Groundwater Purchased FRIENDSHIP CREEK NEWARK, DE · 366 people · Groundwater Purchased ST ANDREWS APARTMENTS BEAR, DE · 360 people · Groundwater Purchased CEDAR LANDING NEWARK, DE · 357 people · Groundwater GREATER ELLENDALE WATER DISTRICT FRANKFORD, DE · 350 people · Groundwater Purchased LONG NECK VILLAGE MILLSBORO, DE · 345 people · Groundwater SHAWNS HIDEAWAY SYSTEM #1 MILLSBORO, DE · 341 people · Groundwater ASCOT LANDING SUBDIVISION BEAR, DE · 338 people · Groundwater Purchased THE VINES OF SANDHILL (AWC) NEWARK, DE · 336 people · Groundwater FOREST GROVE PUMP DISTRICT DOVER, DE · 330 people · Groundwater NEW MARKET VILLAGE LAUREL, DE · 321 people · Groundwater CAREY ESTATES, LLC REHOBOTH BEACH, DE · 312 people · Groundwater AVALON WOODS OWNERS ASSOC INC GEORGETOWN, DE · 306 people · Groundwater KITTS HUMMOCK IMPROVEMENT ASSOC DOVER, DE · 305 people · Groundwater INDIAN RIVER ACRES PUMP DISTRICT DOVER, DE · 300 people · Groundwater SCOTTSDALE MOBILE HOME PARK PITTSFORD, NY · 300 people · Groundwater COUNTY SEAT GARDENS GEORGETOWN, DE · 297 people · Groundwater BRIARWOOD MANOR MHP PITTSFORD, NY · 296 people · Groundwater SYCAMORE CHASE (AWC) NEWARK, DE · 291 people · Groundwater Purchased ST ANDREWS APARTMENT NEW ADDITION BEAR, DE · 272 people · Groundwater Purchased POINT FARM DOVER, DE · 270 people · Groundwater HUNTERS POINTE PUMP DISTRICT DOVER, DE · 261 people · Groundwater EVERGREEN POST ACUTE SMYRNA, DE · 256 people · Groundwater COUNTRY LIVING MOBILE COURT MILLSBORO, DE · 255 people · Groundwater VOSHELLS COVE PUMP DISTRICT DOVER, DE · 252 people · Groundwater DOVER AIR PARK DOVER, DE · 252 people · Groundwater COOPER FARM PUMP DISTRICT DOVER, DE · 249 people · Groundwater SANDY RIDGE PUMP DISTRICT DOVER, DE · 243 people · Groundwater GLASGOW PINES II BEAR, DE · 235 people · Groundwater Purchased HOMESTEAD PARK PITTSFORD, NY · 230 people · Groundwater ENCHANTED ACRES MHC LLC CROFTON, MD · 225 people · Groundwater PINE RIDGE MOBILE HOME PARK SEAFORD, DE · 222 people · Groundwater MERIDIAN CROSSING APARTMENTS BEAR, DE · 220 people · Groundwater Purchased PONDS OF ODESSA (AWC) NEWARK, DE · 216 people · Groundwater BAYVIEW IMPROVEMENT COMPANY (AWC) NEWARK, DE · 214 people · Groundwater GREEN ACRES PUMP DISTRICT DOVER, DE · 213 people · Groundwater HOLLY OAK MOBILE HOME PARK DELMAR, MD · 210 people · Groundwater LOVE CREEK MHC LAUREL, DE · 210 people · Groundwater CROSSWINDS MHP, LLC WILLOW STREET, PA · 210 people · Groundwater PEPPER RIDGE PARK SELBYVILLE, DE · 209 people · Groundwater Purchased HOLLY VIEW MOBILE HOME PARK PITTSFORD, NY · 207 people · Groundwater FREDERICK LODGE PUMP DISTRICT DOVER, DE · 204 people · Groundwater MEADOWS AT CUBBAGE POND DOVER, DE · 201 people · Groundwater SUSSEX MANOR MOBILE HOME PARK SOUTHFIELD, MI · 195 people · Groundwater DRAWYERS CREEK PUMP DISTRICT DOVER, DE · 192 people · Groundwater COUNTRY CLUB VILLAGE (TUI) DOVER, DE · 192 people · Groundwater TODDS MOBILE COURT SEAFORD, DE · 189 people · Groundwater SUMMIT POND PUMP DISTRICT DOVER, DE · 177 people · Groundwater WOODLANDS OF MILLSBORO PUMP DISTRICT DOVER, DE · 171 people · Groundwater MISTY PINES PUMP DISTRICT DOVER, DE · 168 people · Groundwater COLONIAL ESTATES MOBILE HOME PARK LAUREL, DE · 165 people · Groundwater ANGOLA CREST II LEWES, DE · 159 people · Groundwater SHADY ACRES MOBILE HOME PARK LAUREL, DE · 152 people · Groundwater OAK GROVE ESTATES DOVER, DE · 150 people · Groundwater QUILLENS POINT OCEAN VIEW, DE · 150 people · Groundwater HEDGEROW HOLLOW NEW YORK, NY · 147 people · Groundwater PINE VALLEY MOBILE HOME PARK REHOBOTH BEACH, DE · 141 people · Groundwater SEA WINDS PUMP DISTRICT DOVER, DE · 141 people · Groundwater GRANADA MOBILE HOME COURT MAGNOLIA, DE · 138 people · Groundwater HOLIDAY ACRES, LLC REHOBOTH, DE · 132 people · Groundwater FISHERMANS VILLAGE (TUI) DOVER, DE · 129 people · Groundwater PONDS OF WILLOW GROVE DOVER, DE · 126 people · Groundwater